/Engine/Plugins/Online/OnlineServices/Source/OnlineServicesCommon/Public/Online/ExternalUICommon.h
Shows the online service's friends UI
virtual [TOnlineAsyncOpHandle](API\Plugins\OnlineServicesInterface\Online\TOnlineAsyncOpHandle)< [FExternalUIShowFriendsUI](API\Plugins\OnlineServicesInterface\Online\FExternalUIShowFriendsUI) > ShowFriendsUI ( [FExternalUIShowFriendsUI::Params](API\Plugins\OnlineServicesInterface\Online\FExternalUIShowFriendsUI\Params) && Params )